2125997833 has 4 divisors (see below), whose sum is σ = 2126094148. Its totient is φ = 2125901520.

The previous prime is 2125997827. The next prime is 2125997897. The reversal of 2125997833 is 3387995212.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1631513664 + 494484169 = 40392^2 + 22237^2 .

It is a cyclic number.

It is not a de Polignac number, because 2125997833 - 2¹⁷ = 2125866761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2125997813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3235 + ... + 65287.

It is an arithmetic number, because the mean of its divisors is an integer number (531523537).

Almost surely, 2^2125997833 is an apocalyptic number.

It is an amenable number.

2125997833 is a deficient number, since it is larger than the sum of its proper divisors (96315).

2125997833 is an equidigital number, since it uses as much as digits as its factorization.

2125997833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96314.

The product of its digits is 816480, while the sum is 49.

The square root of 2125997833 is about 46108.5440347014. The cubic root of 2125997833 is about 1285.8419959672.

The spelling of 2125997833 in words is "two billion, one hundred twenty-five million, nine hundred ninety-seven thousand, eight hundred thirty-three".